CVE-2022-24869 : Exploit Details and Defense Strategies

GLPI is a Free Asset and IT Management Software package, that provides ITIL Service Desk features, licenses tracking, and software auditing. This CVE allows for a cross-site scripting attack vector in versions prior to 10.0.0 of GLPI. Users are advised to upgrade to mitigate this vulnerability.

Understanding CVE-2022-24869

This CVE discloses a cross-site scripting vulnerability in GLPI versions below 10.0.0.

What is CVE-2022-24869?

CVE-2022-24869 exposes a security flaw in GLPI software that could lead to a cross-site scripting attack when utilizing ticket follow-ups or setting up login messages with a stylesheet link.

The Impact of CVE-2022-24869

The vulnerability poses a medium severity risk with a base score of 4.6, allowing an attacker to execute malicious scripts in the context of an authenticated user's session.

Technical Details of CVE-2022-24869

Detailed technical information about this CVE is as follows:

Vulnerability Description

The vulnerability results from improper neutralization of input during web page generation, enabling attackers to inject and execute scripts in the context of users' browsers.

Affected Systems and Versions

GLPI versions ranging from >= 0.90 to < 10.0.0 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the ticket follow-ups functionality or by crafting login messages with malicious stylesheet links.

Mitigation and Prevention

To address CVE-2022-24869, users and administrators can take the following steps:

Immediate Steps to Take

Upgrade GLPI to version 10.0.0 or higher to eliminate the vulnerability.
Implement security best practices to mitigate the risk of cross-site scripting attacks.

Long-Term Security Practices

Regularly update software and apply security patches to prevent future vulnerabilities.
Educate users about safe browsing habits and the risks associated with clicking on suspicious links.

Patching and Updates

Refer to the GitHub links provided to access the necessary patches, bug fixes, and the latest version of GLPI for secure operations.